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/*
* The ManaPlus Client
* Copyright (C) 2012-2014 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gui/widgets/popuplist.h"
#include "gui/gui.h"
#include "gui/widgets/dropdown.h"
#include "gui/widgets/extendedlistbox.h"
#include "gui/widgets/scrollarea.h"
#include "debug.h"
PopupList::PopupList(DropDown *const widget,
gcn::ListModel *const listModel,
bool extended, bool modal):
Popup("PopupList", "popuplist.xml"),
FocusListener(),
mListModel(listModel),
mListBox(extended ? new ExtendedListBox(
widget, listModel, "extendedlistbox.xml", 0) :
new ListBox(widget, listModel, "popuplistbox.xml")),
mScrollArea(new ScrollArea(mListBox, false)),
mDropDown(widget),
mPressedIndex(-2),
mModal(modal)
{
mListBox->postInit();
setFocusable(true);
mListBox->setDistributeMousePressed(true);
mScrollArea->setPosition(mPadding, mPadding);
}
void PopupList::postInit()
{
add(mScrollArea);
if (gui)
gui->addGlobalFocusListener(this);
addKeyListener(mDropDown);
addMouseListener(this);
adjustSize();
}
PopupList::~PopupList()
{
if (mParent)
mParent->removeFocusListener(this);
if (gui)
gui->removeGlobalFocusListener(this);
removeKeyListener(mDropDown);
}
void PopupList::show(int x, int y)
{
int len = mListBox->getHeight() + 8;
if (len > 250)
len = 250;
setContentSize(mListBox->getWidth() + 8, len);
const int width = mDimension.width;
const int height = mDimension.height;
if (mainGraphics->mWidth < (x + width + 5))
x = mainGraphics->mWidth - width;
if (mainGraphics->mHeight < (y + height + 5))
y = mainGraphics->mHeight - height;
setPosition(x, y);
setVisible(true);
requestMoveToTop();
if (mModal)
requestModalFocus();
}
void PopupList::widgetResized(const gcn::Event &event)
{
Popup::widgetResized(event);
adjustSize();
}
void PopupList::setSelected(int selected)
{
if (!mListBox)
return;
mListBox->setSelected(selected);
}
int PopupList::getSelected() const
{
if (!mListBox)
return -1;
return mListBox->getSelected();
}
void PopupList::setListModel(gcn::ListModel *const model)
{
if (mListBox)
mListBox->setListModel(model);
mListModel = model;
}
void PopupList::adjustSize()
{
const int pad2 = 2 * mPadding;
const int width = mDimension.width - pad2;
mScrollArea->setWidth(width);
mScrollArea->setHeight(mDimension.height - pad2);
mListBox->adjustSize();
mListBox->setWidth(width);
}
void PopupList::mousePressed(gcn::MouseEvent& mouseEvent)
{
mPressedIndex = mListBox->getSelectionByMouse(
mouseEvent.getY() + mPadding);
}
void PopupList::mouseReleased(gcn::MouseEvent& mouseEvent)
{
if (mPressedIndex != mListBox->getSelectionByMouse(
mouseEvent.getY() + mPadding))
{
mPressedIndex = -2;
return;
}
mPressedIndex = -2;
if (mouseEvent.getSource() == mScrollArea)
return;
if (mDropDown)
mDropDown->updateSelection();
setVisible(false);
if (mModal)
releaseModalFocus();
}
void PopupList::focusGained(const gcn::Event& event)
{
const gcn::Widget *const source = event.getSource();
if (!mVisible || source == this || source == mListBox
|| source == mScrollArea || source == mDropDown)
{
return;
}
if (mDropDown)
mDropDown->updateSelection();
setVisible(false);
if (mModal)
releaseModalFocus();
}
void PopupList::focusLost(const gcn::Event& event A_UNUSED)
{
if (mDropDown)
mDropDown->updateSelection();
}
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